ES20B portable high precision methane detector, is a method of
continuous detection of methane gas concentration in the nature of
safety equipment, the use of imported non dispersive infrared
technology sensor, can accurately and quickly detect the
concentration of methane, effectively guarantee the life safety of
the staff, intelligent level two alarm function greatly meet the
requirements of industrial field safety monitoring equipment.
Beautiful and professional portable design for mobile use, the
product is widely used in the fields of petroleum, chemical,
metallurgy, petrochemical, bio pharmaceutical, environmental
protection at home and school laboratory.
Features
English menu, the simple operation of the five keys, can quickly
and accurately set the parameters and calibration data
Large capacity rechargeable lithium battery can be used for long
time continuous operation.
Clear digital LCD backlight LCD design, the user can set the level
of its own alarm point
Built in super suction pump, easy to be unable to enter the test
environment
Sensor using original imported infrared methane sensor
Can control the data and restore factory settings and other
functions for the user to solve the trouble caused by the improper
operation of the
Unique aluminum alloy shell design, non slip, dust, not easy to
wear
Self zero point and target point calibration function
| Item | Description |
| Detecting gas: | CL2 |
| Working principle: | Catalytic combustion, electrochemistry, infrared absorption
spectrum principle |
| Sampling method: | Pump suction/dispersive |
| Measure range: | 0-5,20,1000ppm(Optional, other range can be customized) |
| Resolution: | 0.01ppm,0.1ppm,1ppm |
| Accuracy: | ±3%FS |
| Repeatability: | <3% |
| Respond time: | T90 ≤30 sec |
| Alarm method: | Sound and light alarm, double color LED lamp, sound or 75 db @ 25
cm |
| Operation method: | Key operation(Life time of keys:2000000 times) |
| Material of host: | Full metal jacket, strong wear resistant corrosion, feel is good |
| Working temperature: | -30℃~+70℃(Conventional gas),-20℃~+50℃(poisonous gas) |
| Working humidity: | 10%RH ~95%RH,No condensation |
| Working pressure: | 86kPa~106kPa |
| Battery: | Built-in high-performance lithium-ion batteries, import core:
nominal voltage 3.7 VDC, 2500 mah |
| Charger: | Travel charger with USB interface, USB power supply DC5V, charging
temperature range: 0 ℃ to 40 ℃ |
| Charging time: | ≤6 hours, total charged time 12 hours |
| Continuous working time: | ≥12 hours |
| Dimension: | 135x65x35mm(LxWxH) |
| Weight | About 0.46Kg |
| Protection grade: | IP66 |
| Execution standard: | GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010 |
| Quality assurance: | One year warranty, the warranty period free maintenance, sensitive
components such as sensors, according to the standard of sensor
manufacturers. |
